Grijalva, who has undergone treatment for lung cancer, has represented the Tucson area in Congress since 2003.

Rep. Raúl M. Grijalva of Arizona, the ranking Democrat on the House Natural Resources Committee, said this election will be his last after already serving 22 years in Congress. Grijalva told 13 News in Tucson on Monday that he was not “abandoning” his job,

I think 22 years is pretty good,” the Arizona congressman, who has been battling cancer since February, said in an interview with a local news outlet.